Answer:
Give people water
Explanation:
If they have it there will be no demand for it
The answer to your question would be d.aquifer Hope this helps:)
He tells wiglaf that he must now look after the gears and order his troop to build him a barrel that will call him "beowulfs barrow" after giving wiglaf the collar from his own neck. Beowulf dies
The Ozone Layer is part of Earth's Stratosphere.
Explanation:
Given the importance of oxygen for animals, researchers suspected that a sudden increase in the gas to near-modern levels in the ocean could have spurred the Cambrian explosion. ... This supported the idea of oxygen as a key trigger for the evolutionary explosion.